Description : What cellular organelle uses oxygen and glucose to provide energy to a cell?
Last Answer : Feel Free to Answer
Description : If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring ? Justify your answer. -Science
Last Answer : When photosynthesis occurs during the day, the carbon dioxide released by plants by respiration is all used up and not released. Similarly, some of the oxygen produced during photosynthesis is used up in ... and taking in oxygen even during the day, it means that no photosynthesis is taking place.
Description : During photosynthesis a plant uses energy from the sun to break apart glucose water and carbon dioxide. These molecules are used to make sugar to feed the plant and the plant then releases a by-product oxygen that humans breathe. this example shows that?
Last Answer : energy is not created but transferred to different forms (apex gang ;)
Description : The breakdown of pyruvate to give carbon dioxide, water and energy takes place in (i) cytoplasm (ii) mitochondria (iii) chloroplast (iv) nucleus -Biology
Last Answer : The break down of pyruvate to give carbon dioxide, energy and water takes place in the presence of oxygen and is termed as aerobic respiration. This process takes place in the mitochondria of a cell.
Description : The oxygen liberated during photosymthesis comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll
Last Answer : (1) Water Explanation: The oxygen produced during photosynthesis comes from water. The electrons excited by light in the chlorophyll molecule are replaced by electrons produced from the oxidation ... combines water and carbon dioxide into sugars, leaving oxygen gas as a waste product.
Description : The oxygen liberated during Photosynthes is comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll
Last Answer : (1) Water Explanation: The oxygen produced during photosynthesis comes from water. The electrons excited by light in the chlorophyll molecule are replaced by electrons produced from the oxidation of water into oxygen.
Description : A waste product in the metabolism of glucose in cells is: w) oxygen x) methane y) carbon dioxide z) urea
Last Answer : ANSWER: C -- CARBON DIOXIDE
Description : The oxygen liberated during photosynthesis comes from (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll
Last Answer : Water
Description : What is the byproduct of glucose breakdown with the use of oxygen? -Biology
Last Answer : The byproducts are carbon dioxide + water + more amount of energy.
Description : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid
Last Answer : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen ... of glucose to pyruvic acid is called.
Description : (4) Decomposition of manganese dioxide Explanation: One of the two chemical methods starts from natural manganese dioxide and converts it using dinitrogen tetroxide and water to manganese nitrate ... 400°C, the salt decomposes, releasing N2O4 and leaving a residue of purified manganese dioxide.
Last Answer : The mass number of a nucleus is - (1) always less than its atomic number (2) the sum of the number of protons and neutrons present in the nucleus (3) always more than the atomic weight (4) a fraction
Description : If living cells, similar to those found on earth, were found on anotyher planet, where there was no oxygen, which cell organelle would most probably b
Last Answer : If living cells, similar to those found on earth, were found on anotyher planet, where ... . Golgi apparatus C. Mitochondria D. Endoplasmic Reticulum
Description : The first phase in the breakdown of glucose, in animal cell, is (a) fermentation (b) Krebs’ cycle (c) glycolysis (d) ETS.
Last Answer : (c) glycolysis
Description : The hypothalamus controls the anterior pituitary via A) nerve stimulation. B) blood osmotic concentrations. C) blood glucose concentrations. D) releasing hormones. E) ACTH.
Last Answer : D) releasing hormones.
Description : Guargum limits post-prandial glycaemia by: A. Inhibiting intestinal brush border α-glucosidases B. Slowing carbohydrate absorption from intestine C. Releasing incretins from the intestine D. Promoting uptake of glucose into skeletal muscles
Last Answer : B. Slowing carbohydrate absorption from intestin
Description : Metformin acts by: A. Releasing insulin from pancreas B. Suppressing gluconeogenesis and glucose output from liver
Last Answer : B. Suppressing gluconeogenesis and glucose output from liver
Description : Which of the following statement(s) is/are true concerning carbon dioxide kinetics? a. The amount of carbon dioxide produced is equivalent to the amount of oxygen consumed b. Carbon dioxide levels ... tissues d. The amount of carbon dioxide excreted is a function of ventilation of perfused alveoli
Last Answer : Answer: a, c, d The total amount of carbon dioxide produced by systemic metabolism is roughly equivalent to the amount of oxygen consumed (100-120 cc/m2/min, 200 cc/min in a typical ... carbon dioxide excreted is a function of ventilation of perfused alveoli (i.e. the alveolar ventilation/min).
Description : Which one of the following is not the function of placenta? (a) Facilitates removal of carbon dioxide and waste material from embryo (b) Secretes oxytocin during parturition (c) Facilitates supply of oxygen and nutrients to embryo (d) Secretes estrogen
Last Answer : (b) Secretes oxytocin during parturition
Description : The function of the heart is to (1) Supply oxygen to the tissues (2) carry carbon dioxide from the tissues (3) throw away waste materials (4) pump blood to different parts of the body
Last Answer : pump blood to different parts of the body
Description : 'Green House Effect' means – (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution
Last Answer : (3) Trapping of solar energy due to atmospheric carbon dioxide Explanation: The greenhouse effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric ... fuels and clearing of forests, have intensified the natural greenhouse effect, causing global warming.
Description : The Classical example of redox reaction is Combustion of fossil fuel. During combustion of fossil fuels, the carbon compound in the fossil fuel reacts with oxygen in the presence of a heat source to ... to react with oxygen, so the energy used in portion of combustion is an endothermic reaction.
Last Answer : Combustion of fossil fuel
Description : End products of aerobic respiration are (a) sugar and oxygen (b) water and energy (c) carbon dioxide, water and energy (d) carbon dioxide and energy.
Last Answer : (c) carbon dioxide, water and energy
Description : In the first stage of photosynthesis, light energy splits water molecules leaving a by-product which is released. This byproduct is: a) hydrogen b) carbon dioxide c) oxygen d) methane
Last Answer : ANSWER: C -- oxygen
Description : 'Green House Effect' means (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution
Last Answer : Trapping of solar energy due to atmospheric carbon dioxide
Description : In the human body the circulator system transports and delivers substances. Within the cell which organelle performs a similar function?
Last Answer : Need answer
Description : What organelle is considered the power center of the cell what is the organelles function?
Last Answer : What is the answer ?
Description : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?
Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... C. Unstriated muscle cells D. Liver cells
Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... WBCs C. Liver cells D. Kidney cells
Description : Which of the following complications of TPN are appropriately managed with the listed treatment? a. Air embolism-place patient in reverse Trendelenburg and the left lateral decubitus position ... dioxide retention-decrease glucose calories and replace with fat d. Line sepsis-intravenous antibiotics
Last Answer : Answer: b, c A number of complications of TPN can occur which can be divided into three types: mechanical, metabolic, and infectious
Description : An example of competitive inhibition of an enzyme is the inhibition of a. Succinic dehydrogenase by malonic acid b. Cytochrome oxidase by cyanide c. Hexokinase by glucose-6-phosphate d. Carbonic anhydrase by carbon dioxide
Last Answer : Ans: A
Description : What are the steps in which carbon dioxide is produced from a glucose molecule?
Last Answer : Pyruvate dehydrogenase, isocitrate dehydrogenase, alpha keto glutarate dehydrogenase.
Description : The process by which glucose is broken down and carbon dioxide and alcohol are released is: a) glycolysis b) photosynthesis c) respiration d) fermentation
Last Answer : ANSWER: D -- FERMENTATION
Description : A large proportion of oxygen remains unused in the human blood even after its uptake by the body tissues. This O2 (a) acts as a reserve during muscular exercise (b) raises the pCO2 of ... enough to keep oxyhaemoglobin saturation at 96% (d) helps in releasing more O2 to the epithelial tissues.
Last Answer : (a) acts as a reserve during muscular exercise
Description : Select the alternative giving correct identification and function of the organelle A' in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - ... packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids
Last Answer : (a) Mitochondria - Produce cellular energy in the form of ATP
Description : Which organelle release oxygen -Biology
Last Answer : answer:
Description : If all the enzymes, intermediates and cofactors of the citric acid cycle as well as an excess of the starting substrate acetylCoA are present and functional in an organelle free solution at the appropriate ... oxygen (B) Half life of enzyme (C) Turnover of intermediates (D) Reduction of cofactors
Last Answer : Answer : D
Description : Which organelle releases oxygen (A) Mitochondrion (B) Chloroplast (C) Glyoxysome (D) Both A and B
Last Answer : (B) Chloroplast
Description : Which organelle breaks down sugar molecules that’s supply energy to the cell?
Last Answer : mitochondria
Description : ______ is the cell organelle, in which the biochemical processes of respiration and energy production occur. (1) Mitochondria (2) Chloroplast (3) Ribosomes (4) Nucleus
Last Answer : (1) Mitochondria Explanation: Mitochondria is an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
Description : anaerobic glucose breakdown produces a compound called ____ as a by-product. -General Knowledge
Last Answer : Anaerobic glucose breakdown produces a compound called lactate that accumulates in the tissues and blood.
Description : Fermentation accounts for only a partial breakdown of glucose whereas in aerobic respiration it is completely degrated to `CO_(2)` and `H_(2)O`.
Last Answer : Fermentation accounts for only a partial breakdown of glucose whereas in aerobic respiration it is completely degrated to `CO_(2)` and `H_(2)O`.
Description : The process of breakdown of glycogen to glucose in the liver and pyruvate and lacate in the muscle is known as (A) Glyogenesis (B) Glycogenolysis (C) Gluconeogenesis (D) Cellular degradation
Last Answer : Answer : B
Description : A 65-year old patient has colon carcinoma metastatic to the liver and lungs. He has had a weight loss of 10 kg. Cytokine-dependent tumor cachexia is attributable to which of the ... is impaired e. Partial reversal of differentiated adipocytes to pre-adipocyte morphology and gene expression occurs
Last Answer : Answer: a, b, c, d, e Tumor cachexia appears to be mediated by TNFa. Lipopolysaccharide (LPS), as well as other cytokines, activate a variety of inflammatory cells, most ... chronic syndromes of anorexia, weight loss, and cachexia that are associated with both chronic infection and malignancy
Description : Which of the metabolites is common to respiration- mediated breakdown of fats, carbohydrates and proteins? (a) Pyruvic acid (b) Acetyl CoA (c) Glucose - 6 - phosphate (d) Fructose 1, 6 - bisphosphate
Last Answer : (b) Acetyl CoA
Description : Which of the following biomolecules is common to respiration-mediated breakdown of fats, carbohydrates and proteins? (a) Glucose-6-phosphate (b) Fructose 1, 6-bisphosphate (c) Pyruvic acid (d) Acetyl CoA
Last Answer : d) Acetyl CoA
Description : Which of the following symptoms is NOT characteristic of diabetes mellitus? A) cells unable to take up glucose B) increased breakdown of fats and protein C) frequent urination D) sugar in the urine E) bronzing of the skin
Last Answer : E) bronzing of the skin